code: def matmul(input, other, *, out=None):
      input, other = torch_frontend.promote_types_of_torch_inputs(
          input, other
      )
      return ivy.matmul(input, other, out=out)
  
imports: import ivy
  from ivy.func_wrapper import with_unsupported_dtypes
  import ivy.functional.frontends.torch
  from ivy.functional.frontends.torch.func_wrapper import to_ivy_arrays_and_back
label_desc: Use image node_id 15 for calling a global function with example usage: matmul(input, other) and returns: ivy